At least on my computer, I cannot see your pictures. Try this method to post pictures, if you did something different. Someone here can help, if they can see the watch, but if you are describing a Grande Complication, it is not a Quartz movement. Something is amiss here.

Hello dear user and just readers ... PLEASE HELP TO IDENTIFY THE ITEM IWC 12/50

The item get to me from my friend , with some else small items .I can not find similar on brand IWC web site , and also no info all over internet - IWC No 12/50 1990 P.lalinum - DATA on back sideAlso by circle around on back cover words - international watches Co ( UP SIDE ) - Grande Complication ( DOWN SIDE)

Please , send me some email adress so to send the fotos, as can not upload them here in forum !